Dumnarth I of Cornwall

Dumnarth I of Cornwall (647-700) was the king of Cornwall from 682 to 700, succeeding Culmin of Cornwall and preceding Iudhael I of Cornwall.

Biography
Dumnarth was born in 647, the son of King Culmin of Cornwall. Dumnarth was descended from the Christian Breton House of Cerneu, and he succeeded his father as king of Cornwall in 682. He reigned for 18 years, and when he died in 700, he was succeeded by Iudhael I of Cornwall.